/Engine/Source/Runtime/GeometryCore/Public/DynamicMesh/DynamicMesh3.h
Checks that the mesh is well-formed, ie all internal data structures are consistent
virtual bool CheckValidity ( [FValidityOptions](API\Runtime\GeometryCore\DynamicMesh\FDynamicMesh3\FValidityOptions) ValidityOptions, [EValidityCheckFailMode](API\Runtime\GeometryCore\UE__Geometry__EValidityCheckFail-) FailMode ) const